Original addressOne, Printf output formatThe general form of a format string in C is:%[flag [output minimum width] [. precision] [length] type, where the entry in square brackets [] is optional. The meanings of the items are described as follows:1.
The printf function is called the format output function, and the last letter F of its keyword is the meaning of format. The function is to display the specified data to the display screen according to the user-specified format. We have used this
C Language notes-printf () function, C Language notes printf
First look at the example:printf("This line has only controlling strings.\n"); 'Printf ("I am % d years old and % f inch tall", 21,132 );
ParametersThe parameters of printf () are
The built-in function usage of printf () for PHP string operations php indicates that many of the most common print output functions are echo print () printf () spintf.
The echo and print () functions are the same, but print () has the return
Usage
int printf (const char *format,[argument]);
Format for the output of the format parameter, defined as:
%[FLAGS][WIDTH][.PERC] [f| N|h|l]type
Specify the mode of data output, as follows:
1.type meanings are as follows:
D signed 10 binary
"Go" Java formatted output printf exampleTransfer from http://www.cnblogs.com/TankMa/archive/2011/08/20/2146913.html#undefinedimport java.util.Date;/*** Use printf Output*//** Key Technology points* Use Java.io.PrintStream's printf method for
The printf function is called the format output function, and the last letter F of its keyword is the meaning of format. the function is to display the specified data to the display screen according to the user-specified format. We have used this
First look at the example:printf("This line has only controlling strings.\n");' printf ("I am%d years old and%f inch tall", 21, 132);
ParametersThe parameters of printf () are divided into two parts, the control string and the parameter list,
Many of the most common functions in PHP that indicate printouts are the echo print () printf () spintf ().
The Echo and print () functions are the same, but print () has a return value (True and false) for execution success or not.
Using the
1. Echo Function:The output function , which is a command, cannot return a value. Echo can be followed by a number of parameters, separated by semicolons, such as:echo $myvar 1;Echo, $myvar, "bold";2. print Function:is a function that returns a
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